Right now
The most recent data we hold from NOAA arrived 4 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 23 May 2026 at 19:15 UTC. It is kept here as a record.
It is the 2nd strongest of the 6 detections recorded within 20 km of this point since 23 May 2026.
What the source measured
NOAA reported: Special Marine Warning issued May 23 at 1:47PM CDT until May 23 at 2:15PM CDT by NWS Corpus Christi TX
An estimated 45,131 people live within 50 km of this point.
Nearby, since 23 May 2026
- June 21, 2026 · score 34 · 6.2 km
- May 23, 2026 · score 39 · 18.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 34 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 80% |
| Coordinates | 28.8189, -95.8721 |
| Nearest City | Bay City (20 km) |
| Population Exposed | 45.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T18:47:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.f45c6446d17812018bd8d5f7af5caf21 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | San Antonio, Mesquite, and Espiritu Santo Bays; Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM; Matagorda Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM; Galveston Bay; Coastal waters from High Island to Freeport TX out 20 NM; Waters from High Island to Freeport TX from 20 to 60 NM |
| Headline | Special Marine Warning issued May 23 at 1:47PM CDT until May 23 at 2:15PM CDT by NWS Corpus Christi TX |
| Expires | 2026-05-23T14:15:00-05:00 |
| SenderName | NWS Corpus Christi TX |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f45c6446d17812018bd8d5f7af5caf212eb418a3.001.1","noaa_urn:oid:2.49.0.1.840.0.a5354d3d7c4b6a52eec7a17a76257a0b8999c2c5.001.1","noaa_urn:oid:2.49.0.1.840.0.a351340563b1e2b259b6ee3d931fad904ebada92.001.1"] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
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